FR2864685B1 - Collimateur, emetteur de rayons x et appareil de radiographie - Google Patents

Collimateur, emetteur de rayons x et appareil de radiographie

Info

Publication number
FR2864685B1
FR2864685B1 FR0413771A FR0413771A FR2864685B1 FR 2864685 B1 FR2864685 B1 FR 2864685B1 FR 0413771 A FR0413771 A FR 0413771A FR 0413771 A FR0413771 A FR 0413771A FR 2864685 B1 FR2864685 B1 FR 2864685B1
Authority
FR
France
Prior art keywords
collimator
radiographic apparatus
ray transmitter
transmitter
ray
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
FR0413771A
Other languages
English (en)
Other versions
FR2864685A1 (fr
Inventor
Zhao Yang
Xiaodong Xu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GE Medical Systems Global Technology Co LLC
Original Assignee
GE Medical Systems Global Technology Co LLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by GE Medical Systems Global Technology Co LLC filed Critical GE Medical Systems Global Technology Co LLC
Priority to FR0413771A priority Critical patent/FR2864685B1/fr
Publication of FR2864685A1 publication Critical patent/FR2864685A1/fr
Application granted granted Critical
Publication of FR2864685B1 publication Critical patent/FR2864685B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
    • G21K1/00—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating
    • G21K1/02—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators
    • G21K1/04—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using variable diaphragms, shutters, choppers

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
FR0413771A 2004-12-22 2004-12-22 Collimateur, emetteur de rayons x et appareil de radiographie Expired - Fee Related FR2864685B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0413771A FR2864685B1 (fr) 2004-12-22 2004-12-22 Collimateur, emetteur de rayons x et appareil de radiographie

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0413771A FR2864685B1 (fr) 2004-12-22 2004-12-22 Collimateur, emetteur de rayons x et appareil de radiographie

Publications (2)

Publication Number Publication Date
FR2864685A1 FR2864685A1 (fr) 2005-07-01
FR2864685B1 true FR2864685B1 (fr) 2008-03-14

Family

ID=34639833

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0413771A Expired - Fee Related FR2864685B1 (fr) 2004-12-22 2004-12-22 Collimateur, emetteur de rayons x et appareil de radiographie

Country Status (1)

Country Link
FR (1) FR2864685B1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108827984A (zh) * 2018-06-12 2018-11-16 中国原子能科学研究院 一种交错式照射野可调准直器

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8144829B2 (en) * 2008-02-27 2012-03-27 The Board Of Trustees Of The Leland Stanford Junior University Cone-beam CT imaging scheme
US8989469B2 (en) 2010-12-20 2015-03-24 The Board Of Trustees Of The Leland Stanford Junior University Systems and methods for simultaneous acquisition of scatter and image projection data in computed tomography

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4450578A (en) * 1982-03-03 1984-05-22 The United States Of America As Represented By The United States Department Of Energy Variable aperture collimator for high energy radiation
FR2524690B1 (fr) * 1982-03-30 1988-08-26 Cgr Mev Collimateur a ouverture divergente
JPS60127698A (ja) * 1983-12-13 1985-07-08 Toshiba Corp Ｘ線絞り装置
EP0319885B1 (fr) * 1987-12-11 1994-11-02 Varian International AG. Simulateur de thérapie
SE9003638D0 (sv) * 1990-11-14 1990-11-14 Siemens Elema Ab Primaerstraaleblaendare foer ett roentgenroer
US5253169A (en) * 1991-11-29 1993-10-12 General Electric Company Method and apparatus for reducing x-ray dosage during fluoroscopic examinations

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108827984A (zh) * 2018-06-12 2018-11-16 中国原子能科学研究院 一种交错式照射野可调准直器

Also Published As

Publication number Publication date
FR2864685A1 (fr) 2005-07-01

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20090831